Angle Addition Formulas (Trigonometry): Difference between revisions
Created page with "[asy] real a,b,c; a=0.4924; b=0.5467; c=a+b; pair A,B,C,D,E,F; A=(0,0); D=(cos(c),sin(c)); B=(cos(a)*cos(b),0); C=(cos(a)*cos(b),sin(a)*cos(b)); draw(A--B--C--D--cycle); draw(A--..." |
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[asy] | <math>[asy] | ||
real a,b,c; | real a,b,c; | ||
a=0.4924; | a=0.4924; | ||
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label("<math>\beta</math>", A ,9*dir(b*45+ a*30)); | label("<math>\beta</math>", A ,9*dir(b*45+ a*30)); | ||
[/asy] | [/asy] | ||
</math> | |||
Revision as of 14:58, 26 November 2014
![$[asy] real a,b,c; a=0.4924; b=0.5467; c=a+b; pair A,B,C,D,E,F; A=(0,0); D=(cos(c),sin(c)); B=(cos(a)*cos(b),0); C=(cos(a)*cos(b),sin(a)*cos(b)); draw(A--B--C--D--cycle); draw(A--C); E=foot(D,A,B); draw(D--E); F=foot(C,D,E); draw(C--F); draw(anglemark(B,A,C,4)); draw(anglemark(C,A,D,5.5)); label("<math>\alpha$](http://latex.artofproblemsolving.com/b/b/e/bbe49abf2bf249918bd1ce7dc33900ae0ac28e47.png)
", A ,7*dir(a*30));
label("
", A ,9*dir(b*45+ a*30));
[/asy]
</math>
